William Easdown investigates using the True Random Number Generator (TRNG) in the Microchip SAMD51 microcontroller:Lately, I’ve been wanting to learn how to do direct register access on the SAM family of microcontrollers. I have a SAMD51-based Adafruit Feather M4 Express board, so was looking through the SAMD51’s datasheet to work out which registers I...